Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 140 for “"solar photovoltaic"”.
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Direct solar photovoltaic powered reverse osmosis plant
… Luckily, these regions also have the highest solar harvest potential. This creates a unique opportunity to use solar power to desalinate brackish groundwater in these regions. Storing energy produced by solar panels is a challenge in these regions as the mean annual temperatures are high. The …
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A survey of thin-film solar photovoltaic industry & technologies
A new type of solar cell technology using so-called thin-film solar photovoltaic material has the potential to make a great impact on our lives. Because it uses very little or no silicon at all, thin- film (TF) solar technology promises to reduce the cost of solar modules to a level where solar …
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Modular multilevel converters for solar photovoltaic - battery energy storage system integration
PV systems have intermittency and partial shading challenges which endanger the stability and reliability of electric grids. Due to their scalable and modular structure, modular multilevel converters (MMC) are suitable for grid integration of PV and battery energy storage system (BESS). This thesis …
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Investigation of a novel solar photovoltaic/loop-heat-pipe heat pump system
With the widespread deployment of solar photovoltaic (PV) and thermal devices imminent, this research aims to resolve some engineering barriers to the existing solar photovoltaic/thermal (PV/T) technologies by incorporating an innovative loop heat pipe (LHP) and a typical heat pump. In addition, a …
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Analysis and techniques of partial shading detection and classification in solar photovoltaic arrays
Partial shading in solar photovoltaic (PV) modules typically reduces the output current of the shaded PV module due to the reduction in the irradiance level. Although this phenomenon is temporary in nature, it is considered an intermittent fault, and it is essential for a protection system to …
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Implementation and control of distributed maximum power point tracking in solar photovoltaic applications
… point tracking (MPPT) is an important feature in solar photovoltaic (PV) systems as it increases the energy yield from such systems by optimizing their operating point. Current state-of-the-art solutions perform MPPT for a whole system, a string of panels or an individual panel within a PV system. …
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Theoretical investigation of energy alignment at metal/semiconductor interfaces for solar photovoltaic applications
… need to improve the efficiency of new types of solar cells. We mainly focus on metal-semiconductor interfaces. In the CdSe study, we find that not all surface states serve to pin the Fermi energy. In our organic-metal work, we explore the complexity and challenges of modeling these systems. For …
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Exploring the Role of Race and Place in Residential Solar Photovoltaic (PV) Adoption
… clean energy technologies at scale. Residential solar photovoltaic (PV) technologies have emerged in the past decade as one such technology as a result of substantial cost declines, though market penetration remains low. New government initiatives and policy incentives have been enacted to …
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Learning in Contract Work: An Actor-Network Theory Study of the Solar Photovoltaic Industry
… of contract work and the intense demand for solar energy, understanding the relations between learning and contract work is vital for addressing dynamic and unanticipated challenges emerging in everyday practice. However, much of the existing research on learning and contract work explores …
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Impact of distributed generation of solar photovoltaic (PV) generation on the Massachusetts transmission system
… reaching 250 megawatt direct current (MW dc) of solar photovoltaic (PV) generation installed in Massachusetts (MA) in 2013, four years ahead of schedule, Governor Deval Patrick in May of 2013 announced an increase in the MA solar PV goal to 1,600 MW by 2020 ([13]). However, integration of such …
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Modeling, Optimization and Large-scale Grid Integrations of Solar Photovoltaic Energy in Ontario's Electricity System
… deal with both issues simultaneously. Solar photovoltaic (PV) electricity has the potential to help meet future energy demands while significantly reducing the climate impact of energy production; however, large-scale integration of solar PV into existing electricity systems presents …
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Incentives and drivers for property owners to pursue private embedded generation through solar photovoltaic systems
… generation, especially in the form of rooftop solar photovoltaic (PV) systems, is expected to play an important role in South Africa's future energy systems. The national government, along with various municipalities at local government level, are introducing regulatory incentives to promote …
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Studying the Impact of Solar Photovoltaic on Transient Stability of Power Systems using Direct Methods
… based renewable generation in the form of solar photo-voltaic (PV) or wind has introduced numerous operational challenges and uncertainties. Among these challenges, one of the major ones is the impact on the transient stability of the grid. On the other hand, the direct methods for …
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A Real-time Management of Distribution Voltage Fluctuations due to High Solar Photovoltaic (PV) Penetrations
Due to the rapid growth of grid-tied solar photovoltaic (PV) systems in the generation mix, the distribution grid will face complex operational challenges. High PV penetration can create overvoltages and voltage fluctuations in the network, which are major concerns for the grid operator. …
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Optimal modulation and topology design of modular multilevel converter for grid integration of solar photovoltaic systems
… is proposed to use MMC in grid integration of solar photovoltaic systems.
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Development of a hybrid solar photovoltaic and heat pump system for domestic heating and electricity generation
This research investigates a hybrid photovoltaic thermal heat pump system that uses an indirect expansion method. It combines multiple solar photovoltaic thermal panels that convert solar energy to heat and electricity with a water-to-water heat pump. This allows for the generation of heat and …
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